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AIR CONDITIONER
OUTDOOR UNIT
INSTALLATION MANUAL
For authorized personnel only.
PART No. 9379069342-02
Contents
1. SAFETY PRECAUTIONS …………………………… 2
2. ABOUT THE PRODUCT
2.1. Precautions for using R410A refrigerant ……… 4
2.2. Special tools for R410A ………………………… 4
2.3. Accessories ……………………………………… 4
2.4. Optional parts …………………………………… 5
2.5. Operating range ………………………………… 5
2.6. System configuration …………………………… 6
3. INSTALLATION WORK
3.1. Selecting an installation location ……………… 7
3.2. Drain installation ………………………………… 8
3.3. Installation dimensions ………………………… 8
3.4. Transportation of the unit …………………… 10
3.5. Installation of the unit ………………………… 10
4. SYSTEM CONFIGURATION
4.1. Piping limitation and Pipe size ……………… 11
5. PIPE INSTALLATION
5.1. Opening a knockout hole …………………… 13
5.2. Separation tube connection ………………… 14
5.3. Flare connection (pipe connection) ………… 14
6. ELECTRICAL WIRING
6.1. The precautions of electrical wiring ………… 17
6.2. Knockout hole ………………………………… 18
6.3. Electrical requirement ………………………… 18
6.4. Unit wiring ……………………………………… 19
6.5. Wiring method ………………………………… 20
6.6. Connecting of wiring ………………………… 21
7. PIPE INSTALLATION II
7.1. Sealing test …………………………………… 22
7.2. Vaccum process ……………………………… 23
7.3. Additional charging …………………………… 24
7.4. Refrigerant recovery method
……………… 25
7.5. Installing insulation …………………………… 26
7.6. Filling with putty ……………………………… 26
8. FIELD SETTING
8.1. Field setting switches ………………………… 27
8.2. Function settings ……………………………… 28
9. TEST OPERATION
9.1. Check run ……………………………………… 30
9.2. TEST RUN …………………………………… 33
9.3. Confirming the operation of indoor unit …… 35
10. EXTERNAL INPUT & OUTPUT
10.1. Fitting cable (option parts) …………………… 35
10.2. External input ………………………………… 35
10.3. External output ………………………………… 37
11. LED Display
11.1. Normal operation mode ……………………… 38
11.2. Error display mode …………………………… 38
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